What’s happening when u tense your muscles like abs or your biceps voluntarily without any reason nor weight to make the muscle contract? could you potentially do exercise by contracting your abs while sitting?

Question

What’s happening when u tense your muscles like abs or your biceps voluntarily without any reason nor weight to make the muscle contract? could you potentially do exercise by contracting your abs while sitting?

In: 2

Answer 1

What you’re describing are a specific type of “isometric” exercises. It’s where you flex the muscle but don’t necessarily move it to lift weight. It is still good for you, so if you feel so compelled, it’s a fine idea.